Finding the Fourth Proportional to 147,156.72, 203,070.15 and 83,498.01

Step by Step Solution

1. Step 1: Write the proportion equation
   147,156.72 : 203,070.15 = 83,498.01 : x
2. Step 2: Convert to fraction form
   147,156.72/203,070.15 = 83,498.01/x
3. Step 3: Cross multiply
   147,156.72x = 203,070.15 × 83,498.01
4. Step 4: Simplify right side
   147,156.72x = 16,955,953,415.40
5. Step 5: Solve for x
   x = 16,955,953,415.40/147,156.72
6. Step 6: Final answer
   x = 115,223.78