Finding the Fourth Proportional to 2,192,172.53, 3,288,184.67 and 772,191.50

Step by Step Solution

1. Step 1: Write the proportion equation
   2,192,172.53 : 3,288,184.67 = 772,191.50 : x
2. Step 2: Convert to fraction form
   2,192,172.53/3,288,184.67 = 772,191.50/x
3. Step 3: Cross multiply
   2,192,172.53x = 3,288,184.67 × 772,191.50
4. Step 4: Simplify right side
   2,192,172.53x = 2,539,108,238,093.86
5. Step 5: Solve for x
   x = 2,539,108,238,093.86/2,192,172.53
6. Step 6: Final answer
   x = 1,158,261.14