Finding the Fourth Proportional to 8,387,785.94, 12,561,499.56 and 4,782,623.36

Step by Step Solution

1. Step 1: Write the proportion equation
   8,387,785.94 : 12,561,499.56 = 4,782,623.36 : x
2. Step 2: Convert to fraction form
   8,387,785.94/12,561,499.56 = 4,782,623.36/x
3. Step 3: Cross multiply
   8,387,785.94x = 12,561,499.56 × 4,782,623.36
4. Step 4: Simplify right side
   8,387,785.94x = 60,076,921,169,478.23
5. Step 5: Solve for x
   x = 60,076,921,169,478.23/8,387,785.94
6. Step 6: Final answer
   x = 7,162,428.99