Finding the Fourth Proportional to 238,392.71, 357,588.72 and 60,899.78

Step by Step Solution

1. Step 1: Write the proportion equation
   238,392.71 : 357,588.72 = 60,899.78 : x
2. Step 2: Convert to fraction form
   238,392.71/357,588.72 = 60,899.78/x
3. Step 3: Cross multiply
   238,392.71x = 357,588.72 × 60,899.78
4. Step 4: Simplify right side
   238,392.71x = 21,777,074,378.48
5. Step 5: Solve for x
   x = 21,777,074,378.48/238,392.71
6. Step 6: Final answer
   x = 91,349.58