Finding the Fourth Proportional to 21,492,474.38, 32,189,598.38 and 16,870,940.91

Step by Step Solution

1. Step 1: Write the proportion equation
   21,492,474.38 : 32,189,598.38 = 16,870,940.91 : x
2. Step 2: Convert to fraction form
   21,492,474.38/32,189,598.38 = 16,870,940.91/x
3. Step 3: Cross multiply
   21,492,474.38x = 32,189,598.38 × 16,870,940.91
4. Step 4: Simplify right side
   21,492,474.38x = 543,068,812,185,611.69
5. Step 5: Solve for x
   x = 543,068,812,185,611.69/21,492,474.38
6. Step 6: Final answer
   x = 25,267,859.00