Finding the Fourth Proportional to 42,884,244.18, 64,338,372.90 and 17,343,189.72

Step by Step Solution

1. Step 1: Write the proportion equation
   42,884,244.18 : 64,338,372.90 = 17,343,189.72 : x
2. Step 2: Convert to fraction form
   42,884,244.18/64,338,372.90 = 17,343,189.72/x
3. Step 3: Cross multiply
   42,884,244.18x = 64,338,372.90 × 17,343,189.72
4. Step 4: Simplify right side
   42,884,244.18x = 1,115,832,607,480,806.50
5. Step 5: Solve for x
   x = 1,115,832,607,480,806.50/42,884,244.18
6. Step 6: Final answer
   x = 26,019,640.29