Finding the Fourth Proportional to 21,377.30, 32,066.49 and 10,130.00

Step by Step Solution

1. Step 1: Write the proportion equation
   21,377.30 : 32,066.49 = 10,130.00 : x
2. Step 2: Convert to fraction form
   21,377.30/32,066.49 = 10,130.00/x
3. Step 3: Cross multiply
   21,377.30x = 32,066.49 × 10,130.00
4. Step 4: Simplify right side
   21,377.30x = 324,833,421.36
5. Step 5: Solve for x
   x = 324,833,421.36/21,377.30
6. Step 6: Final answer
   x = 15,195.25