Finding the Fourth Proportional to 147,492,061.55, 206,106,248.65 and 147,492,061.55

Step by Step Solution

1. Step 1: Write the proportion equation
   147,492,061.55 : 206,106,248.65 = 147,492,061.55 : x
2. Step 2: Convert to fraction form
   147,492,061.55/206,106,248.65 = 147,492,061.55/x
3. Step 3: Cross multiply
   147,492,061.55x = 206,106,248.65 × 147,492,061.55
4. Step 4: Simplify right side
   147,492,061.55x = 30,399,035,511,725,408
5. Step 5: Solve for x
   x = 30,399,035,511,725,408/147,492,061.55
6. Step 6: Final answer
   x = 206,106,248.65