Finding the Third Proportional to 42,038.63 and 70,064.25

Step by Step Solution

1. Step 1: Write the proportion equation
   42,038.63 : 70,064.25 = 70,064.25 : x
2. Step 2: Convert to fraction form
   42,038.63/70,064.25 = 70,064.25/x
3. Step 3: Cross multiply
   42,038.63x = 70,064.25 × 70,064.25
4. Step 4: Simplify right side
   42,038.63x = 4,908,999,128.06
5. Step 5: Solve for x
   x = 4,908,999,128.06/42,038.63
6. Step 6: Final answer
   x = 116,773.54