Finding the Fourth Proportional to 58,714.60, 80,931.78 and 45,946.12

Step by Step Solution

1. Step 1: Write the proportion equation
   58,714.60 : 80,931.78 = 45,946.12 : x
2. Step 2: Convert to fraction form
   58,714.60/80,931.78 = 45,946.12/x
3. Step 3: Cross multiply
   58,714.60x = 80,931.78 × 45,946.12
4. Step 4: Simplify right side
   58,714.60x = 3,718,501,275.69
5. Step 5: Solve for x
   x = 3,718,501,275.69/58,714.60
6. Step 6: Final answer
   x = 63,331.80