Finding the Fourth Proportional to 64,615,321.72, 89,169,713.46 and 35,246,784.76

Step by Step Solution

1. Step 1: Write the proportion equation
   64,615,321.72 : 89,169,713.46 = 35,246,784.76 : x
2. Step 2: Convert to fraction form
   64,615,321.72/89,169,713.46 = 35,246,784.76/x
3. Step 3: Cross multiply
   64,615,321.72x = 89,169,713.46 × 35,246,784.76
4. Step 4: Simplify right side
   64,615,321.72x = 3,142,945,697,435,494.50
5. Step 5: Solve for x
   x = 3,142,945,697,435,494.50/64,615,321.72
6. Step 6: Final answer
   x = 48,640,873.62