Finding the Fourth Proportional to 99,518,619.48, 149,345,189.72 and 34,822,985.02

Step by Step Solution

1. Step 1: Write the proportion equation
   99,518,619.48 : 149,345,189.72 = 34,822,985.02 : x
2. Step 2: Convert to fraction form
   99,518,619.48/149,345,189.72 = 34,822,985.02/x
3. Step 3: Cross multiply
   99,518,619.48x = 149,345,189.72 × 34,822,985.02
4. Step 4: Simplify right side
   99,518,619.48x = 5,200,645,304,428,618
5. Step 5: Solve for x
   x = 5,200,645,304,428,618/99,518,619.48
6. Step 6: Final answer
   x = 52,258,012.94