Finding the Fourth Proportional to 137,111.22, 189,156.15 and 106,844.13

Step by Step Solution

1. Step 1: Write the proportion equation
   137,111.22 : 189,156.15 = 106,844.13 : x
2. Step 2: Convert to fraction form
   137,111.22/189,156.15 = 106,844.13/x
3. Step 3: Cross multiply
   137,111.22x = 189,156.15 × 106,844.13
4. Step 4: Simplify right side
   137,111.22x = 20,210,224,280.90
5. Step 5: Solve for x
   x = 20,210,224,280.90/137,111.22
6. Step 6: Final answer
   x = 147,400.22