Finding the Fourth Proportional to 99,924,300.28, 137,933,587.02 and 65,125,456.12

Step by Step Solution

1. Step 1: Write the proportion equation
   99,924,300.28 : 137,933,587.02 = 65,125,456.12 : x
2. Step 2: Convert to fraction form
   99,924,300.28/137,933,587.02 = 65,125,456.12/x
3. Step 3: Cross multiply
   99,924,300.28x = 137,933,587.02 × 65,125,456.12
4. Step 4: Simplify right side
   99,924,300.28x = 8,982,987,768,945,212
5. Step 5: Solve for x
   x = 8,982,987,768,945,212/99,924,300.28
6. Step 6: Final answer
   x = 89,897,930.17