Finding the Fourth Proportional to 165,980,274.24, 248,966,892.72 and 55,323,945.12

Step by Step Solution

1. Step 1: Write the proportion equation
   165,980,274.24 : 248,966,892.72 = 55,323,945.12 : x
2. Step 2: Convert to fraction form
   165,980,274.24/248,966,892.72 = 55,323,945.12/x
3. Step 3: Cross multiply
   165,980,274.24x = 248,966,892.72 × 55,323,945.12
4. Step 4: Simplify right side
   165,980,274.24x = 13,773,830,709,538,206
5. Step 5: Solve for x
   x = 13,773,830,709,538,206/165,980,274.24
6. Step 6: Final answer
   x = 82,984,744.86