Finding the Fourth Proportional to 93,216.48, 139,801.10 and 26,656.89

Step by Step Solution

1. Step 1: Write the proportion equation
   93,216.48 : 139,801.10 = 26,656.89 : x
2. Step 2: Convert to fraction form
   93,216.48/139,801.10 = 26,656.89/x
3. Step 3: Cross multiply
   93,216.48x = 139,801.10 × 26,656.89
4. Step 4: Simplify right side
   93,216.48x = 3,726,662,411.29
5. Step 5: Solve for x
   x = 3,726,662,411.29/93,216.48
6. Step 6: Final answer
   x = 39,978.58