Finding the Fourth Proportional to 134,686.98, 185,875.89 and 74,270.50

Step by Step Solution

1. Step 1: Write the proportion equation
   134,686.98 : 185,875.89 = 74,270.50 : x
2. Step 2: Convert to fraction form
   134,686.98/185,875.89 = 74,270.50/x
3. Step 3: Cross multiply
   134,686.98x = 185,875.89 × 74,270.50
4. Step 4: Simplify right side
   134,686.98x = 13,805,095,288.25
5. Step 5: Solve for x
   x = 13,805,095,288.25/134,686.98
6. Step 6: Final answer
   x = 102,497.62