Finding the Fourth Proportional to 147,384.79, 203,185.06 and 124,632.50

Step by Step Solution

1. Step 1: Write the proportion equation
   147,384.79 : 203,185.06 = 124,632.50 : x
2. Step 2: Convert to fraction form
   147,384.79/203,185.06 = 124,632.50/x
3. Step 3: Cross multiply
   147,384.79x = 203,185.06 × 124,632.50
4. Step 4: Simplify right side
   147,384.79x = 25,323,460,662.94
5. Step 5: Solve for x
   x = 25,323,460,662.94/147,384.79
6. Step 6: Final answer
   x = 171,818.69