Finding the Fourth Proportional to 307,078,598.10, 460,617,897.15 and 99,816,608.10

Step by Step Solution

1. Step 1: Write the proportion equation
   307,078,598.10 : 460,617,897.15 = 99,816,608.10 : x
2. Step 2: Convert to fraction form
   307,078,598.10/460,617,897.15 = 99,816,608.10/x
3. Step 3: Cross multiply
   307,078,598.10x = 460,617,897.15 × 99,816,608.10
4. Step 4: Simplify right side
   307,078,598.10x = 45,977,316,123,667,648
5. Step 5: Solve for x
   x = 45,977,316,123,667,648/307,078,598.10
6. Step 6: Final answer
   x = 149,724,912.15