Finding the Fourth Proportional to 104,667.10, 156,952.05 and 45,472.30

Step by Step Solution

1. Step 1: Write the proportion equation
   104,667.10 : 156,952.05 = 45,472.30 : x
2. Step 2: Convert to fraction form
   104,667.10/156,952.05 = 45,472.30/x
3. Step 3: Cross multiply
   104,667.10x = 156,952.05 × 45,472.30
4. Step 4: Simplify right side
   104,667.10x = 7,136,970,703.22
5. Step 5: Solve for x
   x = 7,136,970,703.22/104,667.10
6. Step 6: Final answer
   x = 68,187.34