Finding the Fourth Proportional to 148,139,441.62, 204,503,317.05 and 98,662,153.30

Step by Step Solution

1. Step 1: Write the proportion equation
   148,139,441.62 : 204,503,317.05 = 98,662,153.30 : x
2. Step 2: Convert to fraction form
   148,139,441.62/204,503,317.05 = 98,662,153.30/x
3. Step 3: Cross multiply
   148,139,441.62x = 204,503,317.05 × 98,662,153.30
4. Step 4: Simplify right side
   148,139,441.62x = 20,176,737,617,145,604
5. Step 5: Solve for x
   x = 20,176,737,617,145,604/148,139,441.62
6. Step 6: Final answer
   x = 136,200,983.32