Finding the Fourth Proportional to 70,042.02, 105,063.40 and 17,451.50

Step by Step Solution

1. Step 1: Write the proportion equation
   70,042.02 : 105,063.40 = 17,451.50 : x
2. Step 2: Convert to fraction form
   70,042.02/105,063.40 = 17,451.50/x
3. Step 3: Cross multiply
   70,042.02x = 105,063.40 × 17,451.50
4. Step 4: Simplify right side
   70,042.02x = 1,833,513,925.10
5. Step 5: Solve for x
   x = 1,833,513,925.10/70,042.02
6. Step 6: Final answer
   x = 26,177.34