Finding the Fourth Proportional to 70,212.53, 96,837.52 and 53,042.15

Step by Step Solution

1. Step 1: Write the proportion equation
   70,212.53 : 96,837.52 = 53,042.15 : x
2. Step 2: Convert to fraction form
   70,212.53/96,837.52 = 53,042.15/x
3. Step 3: Cross multiply
   70,212.53x = 96,837.52 × 53,042.15
4. Step 4: Simplify right side
   70,212.53x = 5,136,470,261.47
5. Step 5: Solve for x
   x = 5,136,470,261.47/70,212.53
6. Step 6: Final answer
   x = 73,156.03