Finding the Fourth Proportional to 137,097.32, 205,569.56 and 42,300.59

Step by Step Solution

1. Step 1: Write the proportion equation
   137,097.32 : 205,569.56 = 42,300.59 : x
2. Step 2: Convert to fraction form
   137,097.32/205,569.56 = 42,300.59/x
3. Step 3: Cross multiply
   137,097.32x = 205,569.56 × 42,300.59
4. Step 4: Simplify right side
   137,097.32x = 8,695,712,751.94
5. Step 5: Solve for x
   x = 8,695,712,751.94/137,097.32
6. Step 6: Final answer
   x = 63,427.30