Finding the Fourth Proportional to 12,404,106.72, 17,117,681.34 and 6,897,363.36

Step by Step Solution

1. Step 1: Write the proportion equation
   12,404,106.72 : 17,117,681.34 = 6,897,363.36 : x
2. Step 2: Convert to fraction form
   12,404,106.72/17,117,681.34 = 6,897,363.36/x
3. Step 3: Cross multiply
   12,404,106.72x = 17,117,681.34 × 6,897,363.36
4. Step 4: Simplify right side
   12,404,106.72x = 118,066,868,082,671.70
5. Step 5: Solve for x
   x = 118,066,868,082,671.70/12,404,106.72
6. Step 6: Final answer
   x = 9,518,369.26