Finding the Fourth Proportional to 76,066.16, 104,970.41 and 42,071.98

Step by Step Solution

1. Step 1: Write the proportion equation
   76,066.16 : 104,970.41 = 42,071.98 : x
2. Step 2: Convert to fraction form
   76,066.16/104,970.41 = 42,071.98/x
3. Step 3: Cross multiply
   76,066.16x = 104,970.41 × 42,071.98
4. Step 4: Simplify right side
   76,066.16x = 4,416,312,990.11
5. Step 5: Solve for x
   x = 4,416,312,990.11/76,066.16
6. Step 6: Final answer
   x = 58,058.84