Finding the Fourth Proportional to 93,278.79, 139,917.72 and 23,158.10

Step by Step Solution

1. Step 1: Write the proportion equation
   93,278.79 : 139,917.72 = 23,158.10 : x
2. Step 2: Convert to fraction form
   93,278.79/139,917.72 = 23,158.10/x
3. Step 3: Cross multiply
   93,278.79x = 139,917.72 × 23,158.10
4. Step 4: Simplify right side
   93,278.79x = 3,240,227,851.94
5. Step 5: Solve for x
   x = 3,240,227,851.94/93,278.79
6. Step 6: Final answer
   x = 34,737.03