Finding the Fourth Proportional to 113,052.51, 169,602.77 and 42,930.27

Step by Step Solution

1. Step 1: Write the proportion equation
   113,052.51 : 169,602.77 = 42,930.27 : x
2. Step 2: Convert to fraction form
   113,052.51/169,602.77 = 42,930.27/x
3. Step 3: Cross multiply
   113,052.51x = 169,602.77 × 42,930.27
4. Step 4: Simplify right side
   113,052.51x = 7,281,092,494.20
5. Step 5: Solve for x
   x = 7,281,092,494.20/113,052.51
6. Step 6: Final answer
   x = 64,404.52