Finding the Fourth Proportional to 88,918,453.38, 122,720,300.89 and 51,234,399.94

Step by Step Solution

1. Step 1: Write the proportion equation
   88,918,453.38 : 122,720,300.89 = 51,234,399.94 : x
2. Step 2: Convert to fraction form
   88,918,453.38/122,720,300.89 = 51,234,399.94/x
3. Step 3: Cross multiply
   88,918,453.38x = 122,720,300.89 × 51,234,399.94
4. Step 4: Simplify right side
   88,918,453.38x = 6,287,500,976,422,852
5. Step 5: Solve for x
   x = 6,287,500,976,422,852/88,918,453.38
6. Step 6: Final answer
   x = 70,710,867.52