Finding the Fourth Proportional to 99,696,311.90, 149,597,155.59 and 70,737,303.02

Step by Step Solution

1. Step 1: Write the proportion equation
   99,696,311.90 : 149,597,155.59 = 70,737,303.02 : x
2. Step 2: Convert to fraction form
   99,696,311.90/149,597,155.59 = 70,737,303.02/x
3. Step 3: Cross multiply
   99,696,311.90x = 149,597,155.59 × 70,737,303.02
4. Step 4: Simplify right side
   99,696,311.90x = 10,582,099,325,151,932
5. Step 5: Solve for x
   x = 10,582,099,325,151,932/99,696,311.90
6. Step 6: Final answer
   x = 106,143,337.94