Finding the Fourth Proportional to 238,358.86, 357,537.98 and 60,865.78

Step by Step Solution

1. Step 1: Write the proportion equation
   238,358.86 : 357,537.98 = 60,865.78 : x
2. Step 2: Convert to fraction form
   238,358.86/357,537.98 = 60,865.78/x
3. Step 3: Cross multiply
   238,358.86x = 357,537.98 × 60,865.78
4. Step 4: Simplify right side
   238,358.86x = 21,761,828,032.32
5. Step 5: Solve for x
   x = 21,761,828,032.32/238,358.86
6. Step 6: Final answer
   x = 91,298.59