Finding the Fourth Proportional to 104,557.93, 156,748.72 and 45,349

Step by Step Solution

1. Step 1: Write the proportion equation
   104,557.93 : 156,748.72 = 45,349 : x
2. Step 2: Convert to fraction form
   104,557.93/156,748.72 = 45,349/x
3. Step 3: Cross multiply
   104,557.93x = 156,748.72 × 45,349
4. Step 4: Simplify right side
   104,557.93x = 7,108,397,703.28
5. Step 5: Solve for x
   x = 7,108,397,703.28/104,557.93
6. Step 6: Final answer
   x = 67,985.26