Finding the Fourth Proportional to 151,011,674.34, 226,164,792.15 and 138,817,662.18

Step by Step Solution

1. Step 1: Write the proportion equation
   151,011,674.34 : 226,164,792.15 = 138,817,662.18 : x
2. Step 2: Convert to fraction form
   151,011,674.34/226,164,792.15 = 138,817,662.18/x
3. Step 3: Cross multiply
   151,011,674.34x = 226,164,792.15 × 138,817,662.18
4. Step 4: Simplify right side
   151,011,674.34x = 31,395,667,713,688,620
5. Step 5: Solve for x
   x = 31,395,667,713,688,620/151,011,674.34
6. Step 6: Final answer
   x = 207,902,255.58