Finding the Fourth Proportional to 166,791,710.71, 230,172,406.81 and 93,453,377.59

Step by Step Solution

1. Step 1: Write the proportion equation
   166,791,710.71 : 230,172,406.81 = 93,453,377.59 : x
2. Step 2: Convert to fraction form
   166,791,710.71/230,172,406.81 = 93,453,377.59/x
3. Step 3: Cross multiply
   166,791,710.71x = 230,172,406.81 × 93,453,377.59
4. Step 4: Simplify right side
   166,791,710.71x = 21,510,388,844,414,020
5. Step 5: Solve for x
   x = 21,510,388,844,414,020/166,791,710.71
6. Step 6: Final answer
   x = 128,965,574.80