Finding the Fourth Proportional to 370,856,667.16, 555,861,850.43 and 149,386,292.71

Step by Step Solution

1. Step 1: Write the proportion equation
   370,856,667.16 : 555,861,850.43 = 149,386,292.71 : x
2. Step 2: Convert to fraction form
   370,856,667.16/555,861,850.43 = 149,386,292.71/x
3. Step 3: Cross multiply
   370,856,667.16x = 555,861,850.43 × 149,386,292.71
4. Step 4: Simplify right side
   370,856,667.16x = 83,038,141,094,923,152
5. Step 5: Solve for x
   x = 83,038,141,094,923,152/370,856,667.16
6. Step 6: Final answer
   x = 223,908,988.15