Finding the Fourth Proportional to 156,903, 235,458.18 and 73,803.48

Step by Step Solution

1. Step 1: Write the proportion equation
   156,903 : 235,458.18 = 73,803.48 : x
2. Step 2: Convert to fraction form
   156,903/235,458.18 = 73,803.48/x
3. Step 3: Cross multiply
   156,903x = 235,458.18 × 73,803.48
4. Step 4: Simplify right side
   156,903x = 17,377,633,078.47
5. Step 5: Solve for x
   x = 17,377,633,078.47/156,903
6. Step 6: Final answer
   x = 110,753.99