Finding the Fourth Proportional to 10,191,602.40, 14,063,989.62 and 5,545,406.56

Step by Step Solution

1. Step 1: Write the proportion equation
   10,191,602.40 : 14,063,989.62 = 5,545,406.56 : x
2. Step 2: Convert to fraction form
   10,191,602.40/14,063,989.62 = 5,545,406.56/x
3. Step 3: Cross multiply
   10,191,602.40x = 14,063,989.62 × 5,545,406.56
4. Step 4: Simplify right side
   10,191,602.40x = 77,990,540,298,519.89
5. Step 5: Solve for x
   x = 77,990,540,298,519.89/10,191,602.40
6. Step 6: Final answer
   x = 7,652,431.60