Finding the Fourth Proportional to 89,267,709.15, 123,178,283.46 and 49,569,842.52

Step by Step Solution

1. Step 1: Write the proportion equation
   89,267,709.15 : 123,178,283.46 = 49,569,842.52 : x
2. Step 2: Convert to fraction form
   89,267,709.15/123,178,283.46 = 49,569,842.52/x
3. Step 3: Cross multiply
   89,267,709.15x = 123,178,283.46 × 49,569,842.52
4. Step 4: Simplify right side
   89,267,709.15x = 6,105,928,112,996,121
5. Step 5: Solve for x
   x = 6,105,928,112,996,121/89,267,709.15
6. Step 6: Final answer
   x = 68,400,188.28