Finding the Fourth Proportional to 119,287.34, 178,931.06 and 56,061.06

Step by Step Solution

1. Step 1: Write the proportion equation
   119,287.34 : 178,931.06 = 56,061.06 : x
2. Step 2: Convert to fraction form
   119,287.34/178,931.06 = 56,061.06/x
3. Step 3: Cross multiply
   119,287.34x = 178,931.06 × 56,061.06
4. Step 4: Simplify right side
   119,287.34x = 10,031,064,890.52
5. Step 5: Solve for x
   x = 10,031,064,890.52/119,287.34
6. Step 6: Final answer
   x = 84,091.61