Finding the Third Proportional to 1,936,748,281.50 and 4,142,759,989.50

Step by Step Solution

1. Step 1: Write the proportion equation
   1,936,748,281.50 : 4,142,759,989.50 = 4,142,759,989.50 : x
2. Step 2: Convert to fraction form
   1,936,748,281.50/4,142,759,989.50 = 4,142,759,989.50/x
3. Step 3: Cross multiply
   1,936,748,281.50x = 4,142,759,989.50 × 4,142,759,989.50
4. Step 4: Simplify right side
   1,936,748,281.50x = 17,162,460,330,602,039,296
5. Step 5: Solve for x
   x = 17,162,460,330,602,039,296/1,936,748,281.50
6. Step 6: Final answer
   x = 8,861,482,152.61