Finding the Fourth Proportional to 139,519,333.36, 192,535,152.12 and 76,794,090.24

Step by Step Solution

1. Step 1: Write the proportion equation
   139,519,333.36 : 192,535,152.12 = 76,794,090.24 : x
2. Step 2: Convert to fraction form
   139,519,333.36/192,535,152.12 = 76,794,090.24/x
3. Step 3: Cross multiply
   139,519,333.36x = 192,535,152.12 × 76,794,090.24
4. Step 4: Simplify right side
   139,519,333.36x = 14,785,561,846,275,406
5. Step 5: Solve for x
   x = 14,785,561,846,275,406/139,519,333.36
6. Step 6: Final answer
   x = 105,975,003.54