Finding the Fourth Proportional to 86,938,688.52, 119,976,790.52 and 49,768,819.25

Step by Step Solution

1. Step 1: Write the proportion equation
   86,938,688.52 : 119,976,790.52 = 49,768,819.25 : x
2. Step 2: Convert to fraction form
   86,938,688.52/119,976,790.52 = 49,768,819.25/x
3. Step 3: Cross multiply
   86,938,688.52x = 119,976,790.52 × 49,768,819.25
4. Step 4: Simplify right side
   86,938,688.52x = 5,971,103,201,109,531
5. Step 5: Solve for x
   x = 5,971,103,201,109,531/86,938,688.52
6. Step 6: Final answer
   x = 68,681,772.21