Finding the Fourth Proportional to 58,784.86, 81,123.69 and 31,927.60

Step by Step Solution

1. Step 1: Write the proportion equation
   58,784.86 : 81,123.69 = 31,927.60 : x
2. Step 2: Convert to fraction form
   58,784.86/81,123.69 = 31,927.60/x
3. Step 3: Cross multiply
   58,784.86x = 81,123.69 × 31,927.60
4. Step 4: Simplify right side
   58,784.86x = 2,590,084,724.84
5. Step 5: Solve for x
   x = 2,590,084,724.84/58,784.86
6. Step 6: Final answer
   x = 44,060.40