Finding the Fourth Proportional to 384,588,051.30, 576,868,080.15 and 154,494,656.10

Step by Step Solution

1. Step 1: Write the proportion equation
   384,588,051.30 : 576,868,080.15 = 154,494,656.10 : x
2. Step 2: Convert to fraction form
   384,588,051.30/576,868,080.15 = 154,494,656.10/x
3. Step 3: Cross multiply
   384,588,051.30x = 576,868,080.15 × 154,494,656.10
4. Step 4: Simplify right side
   384,588,051.30x = 89,123,035,657,841,472
5. Step 5: Solve for x
   x = 89,123,035,657,841,472/384,588,051.30
6. Step 6: Final answer
   x = 231,736,361.43