Finding the Fourth Proportional to 152,901.34, 210,996.69 and 84,922.70

Step by Step Solution

1. Step 1: Write the proportion equation
   152,901.34 : 210,996.69 = 84,922.70 : x
2. Step 2: Convert to fraction form
   152,901.34/210,996.69 = 84,922.70/x
3. Step 3: Cross multiply
   152,901.34x = 210,996.69 × 84,922.70
4. Step 4: Simplify right side
   152,901.34x = 17,918,408,605.86
5. Step 5: Solve for x
   x = 17,918,408,605.86/152,901.34
6. Step 6: Final answer
   x = 117,189.35