Finding the Fourth Proportional to 10,427,465.21, 14,390,754.15 and 5,782,704.89

Step by Step Solution

1. Step 1: Write the proportion equation
   10,427,465.21 : 14,390,754.15 = 5,782,704.89 : x
2. Step 2: Convert to fraction form
   10,427,465.21/14,390,754.15 = 5,782,704.89/x
3. Step 3: Cross multiply
   10,427,465.21x = 14,390,754.15 × 5,782,704.89
4. Step 4: Simplify right side
   10,427,465.21x = 83,217,484,365,079.27
5. Step 5: Solve for x
   x = 83,217,484,365,079.27/10,427,465.21
6. Step 6: Final answer
   x = 7,980,605.32