Finding the Fourth Proportional to 152,361,820.34, 210,272,279.30 and 86,294,071.82

Step by Step Solution

1. Step 1: Write the proportion equation
   152,361,820.34 : 210,272,279.30 = 86,294,071.82 : x
2. Step 2: Convert to fraction form
   152,361,820.34/210,272,279.30 = 86,294,071.82/x
3. Step 3: Cross multiply
   152,361,820.34x = 210,272,279.30 × 86,294,071.82
4. Step 4: Simplify right side
   152,361,820.34x = 18,145,251,171,237,828
5. Step 5: Solve for x
   x = 18,145,251,171,237,828/152,361,820.34
6. Step 6: Final answer
   x = 119,093,163.44