Finding the Fourth Proportional to 14,021,662.72, 19,350,082.56 and 7,910,072.32

Step by Step Solution

1. Step 1: Write the proportion equation
   14,021,662.72 : 19,350,082.56 = 7,910,072.32 : x
2. Step 2: Convert to fraction form
   14,021,662.72/19,350,082.56 = 7,910,072.32/x
3. Step 3: Cross multiply
   14,021,662.72x = 19,350,082.56 × 7,910,072.32
4. Step 4: Simplify right side
   14,021,662.72x = 153,060,552,447,570.72
5. Step 5: Solve for x
   x = 153,060,552,447,570.72/14,021,662.72
6. Step 6: Final answer
   x = 10,916,005.86