Finding the Fourth Proportional to 49,725,748,139.90, 74,589,214,109.17 and 13,868,323,546.12

Step by Step Solution

1. Step 1: Write the proportion equation
   49,725,748,139.90 : 74,589,214,109.17 = 13,868,323,546.12 : x
2. Step 2: Convert to fraction form
   49,725,748,139.90/74,589,214,109.17 = 13,868,323,546.12/x
3. Step 3: Cross multiply
   49,725,748,139.90x = 74,589,214,109.17 × 13,868,323,546.12
4. Step 4: Simplify right side
   49,725,748,139.90x = 1,034,427,354,316,788,465,664
5. Step 5: Solve for x
   x = 1,034,427,354,316,788,465,664/49,725,748,139.90
6. Step 6: Final answer
   x = 20,802,650,397.67