Finding the Fourth Proportional to 117,002.34, 175,392.81 and 72,051.32

Step by Step Solution

1. Step 1: Write the proportion equation
   117,002.34 : 175,392.81 = 72,051.32 : x
2. Step 2: Convert to fraction form
   117,002.34/175,392.81 = 72,051.32/x
3. Step 3: Cross multiply
   117,002.34x = 175,392.81 × 72,051.32
4. Step 4: Simplify right side
   117,002.34x = 12,637,283,917.49
5. Step 5: Solve for x
   x = 12,637,283,917.49/117,002.34
6. Step 6: Final answer
   x = 108,008.81