Finding the Fourth Proportional to 12,536,785.99, 17,293,085.33 and 8,293,303.72

Step by Step Solution

1. Step 1: Write the proportion equation
   12,536,785.99 : 17,293,085.33 = 8,293,303.72 : x
2. Step 2: Convert to fraction form
   12,536,785.99/17,293,085.33 = 8,293,303.72/x
3. Step 3: Cross multiply
   12,536,785.99x = 17,293,085.33 × 8,293,303.72
4. Step 4: Simplify right side
   12,536,785.99x = 143,416,808,897,566.41
5. Step 5: Solve for x
   x = 143,416,808,897,566.41/12,536,785.99
6. Step 6: Final answer
   x = 11,439,679.12