Finding the Fourth Proportional to 42,189.68, 63,235.32 and 23,460.74

Step by Step Solution

1. Step 1: Write the proportion equation
   42,189.68 : 63,235.32 = 23,460.74 : x
2. Step 2: Convert to fraction form
   42,189.68/63,235.32 = 23,460.74/x
3. Step 3: Cross multiply
   42,189.68x = 63,235.32 × 23,460.74
4. Step 4: Simplify right side
   42,189.68x = 1,483,547,401.34
5. Step 5: Solve for x
   x = 1,483,547,401.34/42,189.68
6. Step 6: Final answer
   x = 35,163.75