Finding the Fourth Proportional to 147,146.69, 203,124.05 and 124,602.37

Step by Step Solution

1. Step 1: Write the proportion equation
   147,146.69 : 203,124.05 = 124,602.37 : x
2. Step 2: Convert to fraction form
   147,146.69/203,124.05 = 124,602.37/x
3. Step 3: Cross multiply
   147,146.69x = 203,124.05 × 124,602.37
4. Step 4: Simplify right side
   147,146.69x = 25,309,738,071.32
5. Step 5: Solve for x
   x = 25,309,738,071.32/147,146.69
6. Step 6: Final answer
   x = 172,003.45