Finding the Fourth Proportional to 72,362,345.82, 99,860,661.27 and 39,322,588.38

Step by Step Solution

1. Step 1: Write the proportion equation
   72,362,345.82 : 99,860,661.27 = 39,322,588.38 : x
2. Step 2: Convert to fraction form
   72,362,345.82/99,860,661.27 = 39,322,588.38/x
3. Step 3: Cross multiply
   72,362,345.82x = 99,860,661.27 × 39,322,588.38
4. Step 4: Simplify right side
   72,362,345.82x = 3,926,779,678,474,818
5. Step 5: Solve for x
   x = 3,926,779,678,474,818/72,362,345.82
6. Step 6: Final answer
   x = 54,265,511.07