Finding the Fourth Proportional to 10,538,680.72, 14,538,926.04 and 7,055,141.76

Step by Step Solution

1. Step 1: Write the proportion equation
   10,538,680.72 : 14,538,926.04 = 7,055,141.76 : x
2. Step 2: Convert to fraction form
   10,538,680.72/14,538,926.04 = 7,055,141.76/x
3. Step 3: Cross multiply
   10,538,680.72x = 14,538,926.04 × 7,055,141.76
4. Step 4: Simplify right side
   10,538,680.72x = 102,574,184,250,355.42
5. Step 5: Solve for x
   x = 102,574,184,250,355.42/10,538,680.72
6. Step 6: Final answer
   x = 9,733,114.32