Finding the Fourth Proportional to 10,778,719.98, 14,871,101.13 and 7,681,731.15

Step by Step Solution

1. Step 1: Write the proportion equation
   10,778,719.98 : 14,871,101.13 = 7,681,731.15 : x
2. Step 2: Convert to fraction form
   10,778,719.98/14,871,101.13 = 7,681,731.15/x
3. Step 3: Cross multiply
   10,778,719.98x = 14,871,101.13 × 7,681,731.15
4. Step 4: Simplify right side
   10,778,719.98x = 114,235,800,785,121.22
5. Step 5: Solve for x
   x = 114,235,800,785,121.22/10,778,719.98
6. Step 6: Final answer
   x = 10,598,271.50