Finding the Fourth Proportional to 238,554.30, 357,831.21 and 61,061.03

Step by Step Solution

1. Step 1: Write the proportion equation
   238,554.30 : 357,831.21 = 61,061.03 : x
2. Step 2: Convert to fraction form
   238,554.30/357,831.21 = 61,061.03/x
3. Step 3: Cross multiply
   238,554.30x = 357,831.21 × 61,061.03
4. Step 4: Simplify right side
   238,554.30x = 21,849,540,459.59
5. Step 5: Solve for x
   x = 21,849,540,459.59/238,554.30
6. Step 6: Final answer
   x = 91,591.48