Finding the Fourth Proportional to 23,680,510.17, 32,679,103.73 and 12,815,494.17

Step by Step Solution

1. Step 1: Write the proportion equation
   23,680,510.17 : 32,679,103.73 = 12,815,494.17 : x
2. Step 2: Convert to fraction form
   23,680,510.17/32,679,103.73 = 12,815,494.17/x
3. Step 3: Cross multiply
   23,680,510.17x = 32,679,103.73 × 12,815,494.17
4. Step 4: Simplify right side
   23,680,510.17x = 418,798,863,268,562.81
5. Step 5: Solve for x
   x = 418,798,863,268,562.81/23,680,510.17
6. Step 6: Final answer
   x = 17,685,381.79