Finding the Fourth Proportional to 128,061,705.38, 192,097,872.47 and 37,185,294.38

Step by Step Solution

1. Step 1: Write the proportion equation
   128,061,705.38 : 192,097,872.47 = 37,185,294.38 : x
2. Step 2: Convert to fraction form
   128,061,705.38/192,097,872.47 = 37,185,294.38/x
3. Step 3: Cross multiply
   128,061,705.38x = 192,097,872.47 × 37,185,294.38
4. Step 4: Simplify right side
   128,061,705.38x = 7,143,215,936,701,121
5. Step 5: Solve for x
   x = 7,143,215,936,701,121/128,061,705.38
6. Step 6: Final answer
   x = 55,779,484.71