Finding the Fourth Proportional to 21,071,150.73, 29,083,047.27 and 13,716,173.14

Step by Step Solution

1. Step 1: Write the proportion equation
   21,071,150.73 : 29,083,047.27 = 13,716,173.14 : x
2. Step 2: Convert to fraction form
   21,071,150.73/29,083,047.27 = 13,716,173.14/x
3. Step 3: Cross multiply
   21,071,150.73x = 29,083,047.27 × 13,716,173.14
4. Step 4: Simplify right side
   21,071,150.73x = 398,908,111,669,981
5. Step 5: Solve for x
   x = 398,908,111,669,981/21,071,150.73
6. Step 6: Final answer
   x = 18,931,482.04