Finding the Fourth Proportional to 395,035,231, 592,551,153.98 and 99,933,144.12

Step by Step Solution

1. Step 1: Write the proportion equation
   395,035,231 : 592,551,153.98 = 99,933,144.12 : x
2. Step 2: Convert to fraction form
   395,035,231/592,551,153.98 = 99,933,144.12/x
3. Step 3: Cross multiply
   395,035,231x = 592,551,153.98 × 99,933,144.12
4. Step 4: Simplify right side
   395,035,231x = 59,215,499,869,155,656
5. Step 5: Solve for x
   x = 59,215,499,869,155,656/395,035,231
6. Step 6: Final answer
   x = 149,899,288.02