Finding the Fourth Proportional to 84,210.52, 116,210.72 and 45,970.09

Step by Step Solution

1. Step 1: Write the proportion equation
   84,210.52 : 116,210.72 = 45,970.09 : x
2. Step 2: Convert to fraction form
   84,210.52/116,210.72 = 45,970.09/x
3. Step 3: Cross multiply
   84,210.52x = 116,210.72 × 45,970.09
4. Step 4: Simplify right side
   84,210.52x = 5,342,217,066.00
5. Step 5: Solve for x
   x = 5,342,217,066.00/84,210.52
6. Step 6: Final answer
   x = 63,438.84