Finding the Fourth Proportional to 62,663.72, 86,477.28 and 34,369.34

Step by Step Solution

1. Step 1: Write the proportion equation
   62,663.72 : 86,477.28 = 34,369.34 : x
2. Step 2: Convert to fraction form
   62,663.72/86,477.28 = 34,369.34/x
3. Step 3: Cross multiply
   62,663.72x = 86,477.28 × 34,369.34
4. Step 4: Simplify right side
   62,663.72x = 2,972,167,038.60
5. Step 5: Solve for x
   x = 2,972,167,038.60/62,663.72
6. Step 6: Final answer
   x = 47,430.43