Finding the Fourth Proportional to 10,146,213.42, 14,002,655.76 and 5,563,420.53

Step by Step Solution

1. Step 1: Write the proportion equation
   10,146,213.42 : 14,002,655.76 = 5,563,420.53 : x
2. Step 2: Convert to fraction form
   10,146,213.42/14,002,655.76 = 5,563,420.53/x
3. Step 3: Cross multiply
   10,146,213.42x = 14,002,655.76 × 5,563,420.53
4. Step 4: Simplify right side
   10,146,213.42x = 77,902,662,529,706.75
5. Step 5: Solve for x
   x = 77,902,662,529,706.75/10,146,213.42
6. Step 6: Final answer
   x = 7,678,003.54