Finding the Fourth Proportional to 103,859,175.24, 142,575,133.32 and 89,149,303.89

Step by Step Solution

1. Step 1: Write the proportion equation
   103,859,175.24 : 142,575,133.32 = 89,149,303.89 : x
2. Step 2: Convert to fraction form
   103,859,175.24/142,575,133.32 = 89,149,303.89/x
3. Step 3: Cross multiply
   103,859,175.24x = 142,575,133.32 × 89,149,303.89
4. Step 4: Simplify right side
   103,859,175.24x = 12,710,473,887,501,944
5. Step 5: Solve for x
   x = 12,710,473,887,501,944/103,859,175.24
6. Step 6: Final answer
   x = 122,381,810.35