Finding the Fourth Proportional to 22,109,410.05, 30,513,256.23 and 13,291,715.97

Step by Step Solution

1. Step 1: Write the proportion equation
   22,109,410.05 : 30,513,256.23 = 13,291,715.97 : x
2. Step 2: Convert to fraction form
   22,109,410.05/30,513,256.23 = 13,291,715.97/x
3. Step 3: Cross multiply
   22,109,410.05x = 30,513,256.23 × 13,291,715.97
4. Step 4: Simplify right side
   22,109,410.05x = 405,573,535,128,993
5. Step 5: Solve for x
   x = 405,573,535,128,993/22,109,410.05
6. Step 6: Final answer
   x = 18,343,932.93