Finding the Fourth Proportional to 70,839.12, 97,667.18 and 58,045.18

Step by Step Solution

1. Step 1: Write the proportion equation
   70,839.12 : 97,667.18 = 58,045.18 : x
2. Step 2: Convert to fraction form
   70,839.12/97,667.18 = 58,045.18/x
3. Step 3: Cross multiply
   70,839.12x = 97,667.18 × 58,045.18
4. Step 4: Simplify right side
   70,839.12x = 5,669,109,043.19
5. Step 5: Solve for x
   x = 5,669,109,043.19/70,839.12
6. Step 6: Final answer
   x = 80,027.94