Finding the Fourth Proportional to 103,796,991.72, 143,238,092.76 and 74,082,353.94

Step by Step Solution

1. Step 1: Write the proportion equation
   103,796,991.72 : 143,238,092.76 = 74,082,353.94 : x
2. Step 2: Convert to fraction form
   103,796,991.72/143,238,092.76 = 74,082,353.94/x
3. Step 3: Cross multiply
   103,796,991.72x = 143,238,092.76 × 74,082,353.94
4. Step 4: Simplify right side
   103,796,991.72x = 10,611,415,085,536,870
5. Step 5: Solve for x
   x = 10,611,415,085,536,870/103,796,991.72
6. Step 6: Final answer
   x = 102,232,395.27