Finding the Fourth Proportional to 114,971.01, 158,659.86 and 64,670.01

Step by Step Solution

1. Step 1: Write the proportion equation
   114,971.01 : 158,659.86 = 64,670.01 : x
2. Step 2: Convert to fraction form
   114,971.01/158,659.86 = 64,670.01/x
3. Step 3: Cross multiply
   114,971.01x = 158,659.86 × 64,670.01
4. Step 4: Simplify right side
   114,971.01x = 10,260,534,732.80
5. Step 5: Solve for x
   x = 10,260,534,732.80/114,971.01
6. Step 6: Final answer
   x = 89,244.54