Finding the Fourth Proportional to 76,012.45, 113,462.06 and 67,034.59

Step by Step Solution

1. Step 1: Write the proportion equation
   76,012.45 : 113,462.06 = 67,034.59 : x
2. Step 2: Convert to fraction form
   76,012.45/113,462.06 = 67,034.59/x
3. Step 3: Cross multiply
   76,012.45x = 113,462.06 × 67,034.59
4. Step 4: Simplify right side
   76,012.45x = 7,605,882,430.90
5. Step 5: Solve for x
   x = 7,605,882,430.90/76,012.45
6. Step 6: Final answer
   x = 100,061.01