Finding the Fourth Proportional to 42,617,986.78, 58,828,815.04 and 27,934,598.74

Step by Step Solution

1. Step 1: Write the proportion equation
   42,617,986.78 : 58,828,815.04 = 27,934,598.74 : x
2. Step 2: Convert to fraction form
   42,617,986.78/58,828,815.04 = 27,934,598.74/x
3. Step 3: Cross multiply
   42,617,986.78x = 58,828,815.04 × 27,934,598.74
4. Step 4: Simplify right side
   42,617,986.78x = 1,643,359,342,492,077
5. Step 5: Solve for x
   x = 1,643,359,342,492,077/42,617,986.78
6. Step 6: Final answer
   x = 38,560,229.30