Finding the Fourth Proportional to 17,151,967.50, 23,669,761.71 and 9,417,510.78

Step by Step Solution

1. Step 1: Write the proportion equation
   17,151,967.50 : 23,669,761.71 = 9,417,510.78 : x
2. Step 2: Convert to fraction form
   17,151,967.50/23,669,761.71 = 9,417,510.78/x
3. Step 3: Cross multiply
   17,151,967.50x = 23,669,761.71 × 9,417,510.78
4. Step 4: Simplify right side
   17,151,967.50x = 222,910,236,063,956.22
5. Step 5: Solve for x
   x = 222,910,236,063,956.22/17,151,967.50
6. Step 6: Final answer
   x = 12,996,190.44