Finding the Fourth Proportional to 148,377.69, 204,854.67 and 103,041.18

Step by Step Solution

1. Step 1: Write the proportion equation
   148,377.69 : 204,854.67 = 103,041.18 : x
2. Step 2: Convert to fraction form
   148,377.69/204,854.67 = 103,041.18/x
3. Step 3: Cross multiply
   148,377.69x = 204,854.67 × 103,041.18
4. Step 4: Simplify right side
   148,377.69x = 21,108,466,925.31
5. Step 5: Solve for x
   x = 21,108,466,925.31/148,377.69
6. Step 6: Final answer
   x = 142,261.73