Finding the Fourth Proportional to 99,419,128.25, 149,137,156.06 and 30,347,446.23

Step by Step Solution

1. Step 1: Write the proportion equation
   99,419,128.25 : 149,137,156.06 = 30,347,446.23 : x
2. Step 2: Convert to fraction form
   99,419,128.25/149,137,156.06 = 30,347,446.23/x
3. Step 3: Cross multiply
   99,419,128.25x = 149,137,156.06 × 30,347,446.23
4. Step 4: Simplify right side
   99,419,128.25x = 4,525,931,824,350,100
5. Step 5: Solve for x
   x = 4,525,931,824,350,100/99,419,128.25
6. Step 6: Final answer
   x = 45,523,752.87