Finding the Fourth Proportional to 64,861,445.69, 89,508,792.22 and 35,492,780.68

Step by Step Solution

1. Step 1: Write the proportion equation
   64,861,445.69 : 89,508,792.22 = 35,492,780.68 : x
2. Step 2: Convert to fraction form
   64,861,445.69/89,508,792.22 = 35,492,780.68/x
3. Step 3: Cross multiply
   64,861,445.69x = 89,508,792.22 × 35,492,780.68
4. Step 4: Simplify right side
   64,861,445.69x = 3,176,915,930,883,646.50
5. Step 5: Solve for x
   x = 3,176,915,930,883,646.50/64,861,445.69
6. Step 6: Final answer
   x = 48,980,035.78