Finding the Fourth Proportional to 8,855,080.30, 12,215,835.69 and 5,181,743.50

Step by Step Solution

1. Step 1: Write the proportion equation
   8,855,080.30 : 12,215,835.69 = 5,181,743.50 : x
2. Step 2: Convert to fraction form
   8,855,080.30/12,215,835.69 = 5,181,743.50/x
3. Step 3: Cross multiply
   8,855,080.30x = 12,215,835.69 × 5,181,743.50
4. Step 4: Simplify right side
   8,855,080.30x = 63,299,327,219,647.59
5. Step 5: Solve for x
   x = 63,299,327,219,647.59/8,855,080.30
6. Step 6: Final answer
   x = 7,148,362.87