Finding the Fourth Proportional to 78,667.48, 108,548.94 and 45,127

Step by Step Solution

1. Step 1: Write the proportion equation
   78,667.48 : 108,548.94 = 45,127 : x
2. Step 2: Convert to fraction form
   78,667.48/108,548.94 = 45,127/x
3. Step 3: Cross multiply
   78,667.48x = 108,548.94 × 45,127
4. Step 4: Simplify right side
   78,667.48x = 4,898,488,015.38
5. Step 5: Solve for x
   x = 4,898,488,015.38/78,667.48
6. Step 6: Final answer
   x = 62,268.27