Finding the Fourth Proportional to 7,788,663.34, 10,803,347.42 and 7,581,510.70

Step by Step Solution

1. Step 1: Write the proportion equation
   7,788,663.34 : 10,803,347.42 = 7,581,510.70 : x
2. Step 2: Convert to fraction form
   7,788,663.34/10,803,347.42 = 7,581,510.70/x
3. Step 3: Cross multiply
   7,788,663.34x = 10,803,347.42 × 7,581,510.70
4. Step 4: Simplify right side
   7,788,663.34x = 81,905,694,060,547.39
5. Step 5: Solve for x
   x = 81,905,694,060,547.39/7,788,663.34
6. Step 6: Final answer
   x = 10,516,014.17