Finding the Fourth Proportional to 76,180.71, 105,157.59 and 45,967.30

Step by Step Solution

1. Step 1: Write the proportion equation
   76,180.71 : 105,157.59 = 45,967.30 : x
2. Step 2: Convert to fraction form
   76,180.71/105,157.59 = 45,967.30/x
3. Step 3: Cross multiply
   76,180.71x = 105,157.59 × 45,967.30
4. Step 4: Simplify right side
   76,180.71x = 4,833,810,486.81
5. Step 5: Solve for x
   x = 4,833,810,486.81/76,180.71
6. Step 6: Final answer
   x = 63,451.90