Finding the Fourth Proportional to 10,223,868.67, 14,108,978.36 and 5,577,758.01

Step by Step Solution

1. Step 1: Write the proportion equation
   10,223,868.67 : 14,108,978.36 = 5,577,758.01 : x
2. Step 2: Convert to fraction form
   10,223,868.67/14,108,978.36 = 5,577,758.01/x
3. Step 3: Cross multiply
   10,223,868.67x = 14,108,978.36 × 5,577,758.01
4. Step 4: Simplify right side
   10,223,868.67x = 78,696,467,074,351.06
5. Step 5: Solve for x
   x = 78,696,467,074,351.06/10,223,868.67
6. Step 6: Final answer
   x = 7,697,327.66