Finding the Fourth Proportional to 2,307,314.52, 3,184,159.68 and 1,288,784.88

Step by Step Solution

1. Step 1: Write the proportion equation
   2,307,314.52 : 3,184,159.68 = 1,288,784.88 : x
2. Step 2: Convert to fraction form
   2,307,314.52/3,184,159.68 = 1,288,784.88/x
3. Step 3: Cross multiply
   2,307,314.52x = 3,184,159.68 × 1,288,784.88
4. Step 4: Simplify right side
   2,307,314.52x = 4,103,696,851,089.64
5. Step 5: Solve for x
   x = 4,103,696,851,089.64/2,307,314.52
6. Step 6: Final answer
   x = 1,778,559.80