Finding the Fourth Proportional to 113,814.56, 157,072.78 and 62,837.10

Step by Step Solution

1. Step 1: Write the proportion equation
   113,814.56 : 157,072.78 = 62,837.10 : x
2. Step 2: Convert to fraction form
   113,814.56/157,072.78 = 62,837.10/x
3. Step 3: Cross multiply
   113,814.56x = 157,072.78 × 62,837.10
4. Step 4: Simplify right side
   113,814.56x = 9,869,997,984.14
5. Step 5: Solve for x
   x = 9,869,997,984.14/113,814.56
6. Step 6: Final answer
   x = 86,719.99