Finding the Fourth Proportional to 104,557.61, 156,748.25 and 45,348.71

Step by Step Solution

1. Step 1: Write the proportion equation
   104,557.61 : 156,748.25 = 45,348.71 : x
2. Step 2: Convert to fraction form
   104,557.61/156,748.25 = 45,348.71/x
3. Step 3: Cross multiply
   104,557.61x = 156,748.25 × 45,348.71
4. Step 4: Simplify right side
   104,557.61x = 7,108,329,921.77
5. Step 5: Solve for x
   x = 7,108,329,921.77/104,557.61
6. Step 6: Final answer
   x = 67,984.82