Finding the Fourth Proportional to 9,482,556.64, 13,085,927.76 and 5,131,642.72

Step by Step Solution

1. Step 1: Write the proportion equation
   9,482,556.64 : 13,085,927.76 = 5,131,642.72 : x
2. Step 2: Convert to fraction form
   9,482,556.64/13,085,927.76 = 5,131,642.72/x
3. Step 3: Cross multiply
   9,482,556.64x = 13,085,927.76 × 5,131,642.72
4. Step 4: Simplify right side
   9,482,556.64x = 67,152,305,924,049.91
5. Step 5: Solve for x
   x = 67,152,305,924,049.91/9,482,556.64
6. Step 6: Final answer
   x = 7,081,666.74