Finding the Fourth Proportional to 152,422,279.29, 210,327,568.38 and 86,329,586.52

Step by Step Solution

1. Step 1: Write the proportion equation
   152,422,279.29 : 210,327,568.38 = 86,329,586.52 : x
2. Step 2: Convert to fraction form
   152,422,279.29/210,327,568.38 = 86,329,586.52/x
3. Step 3: Cross multiply
   152,422,279.29x = 210,327,568.38 × 86,329,586.52
4. Step 4: Simplify right side
   152,422,279.29x = 18,157,492,012,002,424
5. Step 5: Solve for x
   x = 18,157,492,012,002,424/152,422,279.29
6. Step 6: Final answer
   x = 119,126,233.36