Finding the Fourth Proportional to 72,777.79, 109,166.64 and 32,749.98

Step by Step Solution

1. Step 1: Write the proportion equation
   72,777.79 : 109,166.64 = 32,749.98 : x
2. Step 2: Convert to fraction form
   72,777.79/109,166.64 = 32,749.98/x
3. Step 3: Cross multiply
   72,777.79x = 109,166.64 × 32,749.98
4. Step 4: Simplify right side
   72,777.79x = 3,575,205,276.67
5. Step 5: Solve for x
   x = 3,575,205,276.67/72,777.79
6. Step 6: Final answer
   x = 49,124.95