Finding the Fourth Proportional to 369,215,382.69, 553,824,012.06 and 150,865,725.06

Step by Step Solution

1. Step 1: Write the proportion equation
   369,215,382.69 : 553,824,012.06 = 150,865,725.06 : x
2. Step 2: Convert to fraction form
   369,215,382.69/553,824,012.06 = 150,865,725.06/x
3. Step 3: Cross multiply
   369,215,382.69x = 553,824,012.06 × 150,865,725.06
4. Step 4: Simplify right side
   369,215,382.69x = 83,553,061,133,085,856
5. Step 5: Solve for x
   x = 83,553,061,133,085,856/369,215,382.69
6. Step 6: Final answer
   x = 226,298,970.87