Finding the Fourth Proportional to 132,913, 183,417.42 and 72,484.12

Step by Step Solution

1. Step 1: Write the proportion equation
   132,913 : 183,417.42 = 72,484.12 : x
2. Step 2: Convert to fraction form
   132,913/183,417.42 = 72,484.12/x
3. Step 3: Cross multiply
   132,913x = 183,417.42 × 72,484.12
4. Step 4: Simplify right side
   132,913x = 13,294,850,281.37
5. Step 5: Solve for x
   x = 13,294,850,281.37/132,913
6. Step 6: Final answer
   x = 100,026.71