Finding the Fourth Proportional to 12,924,966.88, 17,836,364.96 and 7,123,751.76

Step by Step Solution

1. Step 1: Write the proportion equation
   12,924,966.88 : 17,836,364.96 = 7,123,751.76 : x
2. Step 2: Convert to fraction form
   12,924,966.88/17,836,364.96 = 7,123,751.76/x
3. Step 3: Cross multiply
   12,924,966.88x = 17,836,364.96 × 7,123,751.76
4. Step 4: Simplify right side
   12,924,966.88x = 127,061,836,275,802.33
5. Step 5: Solve for x
   x = 127,061,836,275,802.33/12,924,966.88
6. Step 6: Final answer
   x = 9,830,728.19