Finding the Third Proportional to 2,905,421,030 and 4,076,880,861

Step by Step Solution

1. Step 1: Write the proportion equation
   2,905,421,030 : 4,076,880,861 = 4,076,880,861 : x
2. Step 2: Convert to fraction form
   2,905,421,030/4,076,880,861 = 4,076,880,861/x
3. Step 3: Cross multiply
   2,905,421,030x = 4,076,880,861 × 4,076,880,861
4. Step 4: Simplify right side
   2,905,421,030x = 16,620,957,554,788,102,144
5. Step 5: Solve for x
   x = 16,620,957,554,788,102,144/2,905,421,030
6. Step 6: Final answer
   x = 5,720,670,905.58